Home / 7,484.29-11,225.58-1,937.65

Finding the Fourth Proportional to 7,484.29, 11,225.58 and 1,937.65

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Solution

The fourth proportional to 7,484.29, 11,225.58 and 1,937.65 is: 2,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.29 : 11,225.58 = 1,937.65 : x
  2. Step 2: Convert to fraction form
    7,484.29/11,225.58 = 1,937.65/x
  3. Step 3: Cross multiply
    7,484.29x = 11,225.58 × 1,937.65
  4. Step 4: Simplify right side
    7,484.29x = 21,751,245.09
  5. Step 5: Solve for x
    x = 21,751,245.09/7,484.29
  6. Step 6: Final answer
    x = 2,906.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.